once in a blue moon

Definition of once in a blue moon

very rarely; - from the observation that the moon rarely has a bluish tint.

See also: blue moon

Word:

Browse

On the wings of the wind
On to
on-duty
On-hanger
on-key
on-license
On-looker
On-looking
on-site
on-street
on-the-scene
Onager
Onagga
onagon
Onagra
Onagraceous
Onanism
Onappo
Once
Once and again
-once in a blue moon-
once-over
onchocerciasis
Onchorynchus
Oncidium
Oncograph
Oncometer
oncoming
Oncost
oncotomy
Ondatra
onde
Ondogram
Ondograph
Ondometer
Ondoyant
One
One after another
One and one
One day
one for the book
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

© 2014 Delaflex, Inc.Dictionary Home